One vertex per element, one color per generator, with an edge from x to x·s.
(2,5)(6,8)(17,18)(19,25)(20,28)(21,27)(22,24)(23,31)(26,30)(29,32) involution — undirected(3,7)(6,8)(9,10)(11,15)(12,13)(14,16)(17,19)(18,21)(20,29)(22,27)(23,32)(24,25)(26,31)(28,30) involution — undirected(1,2)(3,6)(4,5)(7,8)(10,13)(11,16)(17,18,22,24)(19,21,27,25)(20,28,31,23)(26,32,29,30)(9,11,12,16)(10,14,13,15)(17,20,22,31)(18,23,24,28)(19,26,27,29)(21,30,25,32)(1,3,4,7)(2,6,5,8)(9,11)(10,14)(12,16)(13,15)(17,18)(19,21)(20,28)(22,24)(23,31)(25,27)(26,32)(29,30)(1,2)(3,6)(4,5)(7,8)(9,10)(11,14)(12,13)(15,16)(17,21)(18,19)(20,30)(22,25)(23,26)(24,27)(28,29)(31,32) involution — undirectedA Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.